linux-kernel - Re: [PATCH v2] nvmet-tcp: Don't kmap() pages which can't come from HIGHMEM

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Date:   Sun, 21 Aug 2022 07:46:02 +0200
From:   Christoph Hellwig <hch@....de>
To:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>
Cc:     Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
        Chaitanya Kulkarni <kch@...dia.com>,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Chaitanya Kulkarni <chaitanyak@...dia.com>,
        Keith Busch <kbusch@...nel.org>,
        Ira Weiny <ira.weiny@...el.com>
Subject: Re: [PATCH v2] nvmet-tcp: Don't kmap() pages which can't come from
 HIGHMEM

This introduced tons of pointless over 80 character lines, please stick
to a proper coding style.

Also or in-kernel I/O wouldn't it make more sense to use a BVEC iter
insted of a KVEC if we have the pages anyway?  Or does networking not
support them properly?